71557314 has 16 divisors (see below), whose sum is σ = 145815552. Its totient is φ = 23402288.

The previous prime is 71557313. The next prime is 71557319. The reversal of 71557314 is 41375517.

It is not an unprimeable number, because it can be changed into a prime (71557313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112194 + ... + 112829.

It is an arithmetic number, because the mean of its divisors is an integer number (9113472).

Almost surely, 2^71557314 is an apocalyptic number.

71557314 is an abundant number, since it is smaller than the sum of its proper divisors (74258238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71557314 is a wasteful number, since it uses less digits than its factorization.

71557314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225081.

The product of its digits is 14700, while the sum is 33.

The square root of 71557314 is about 8459.1556316219. The cubic root of 71557314 is about 415.1623964036.

The spelling of 71557314 in words is "seventy-one million, five hundred fifty-seven thousand, three hundred fourteen".